About this app

If you’re looking for a secret calculator app that helps you hide private photos and videos while keeping it safe where only you know, Calculator Private is a great choice to use.

At first glance, app works great like a normal Calculator. You can easily add, subtract, multiple, divide or do math formulas without hassles. But people can’t see what is hiding behind it. You can hide photos, videos that you don't want others to see. Photo vault works like a photo hider app, where you keep personal pictures and videos from intruders.

How to access secret photo vault behind Calculator interface:
1. Firstly, set your 4-digit password.
Set security question to restore password if needed.

2. Enter your password then hit “=” at the right bottom

Then you just opened successfully private photo vault behind secret Calculator panel !


Calculator Private - Photo Vault features:

Photo Vault: Move your sensitive pictures to secret photo vault. You can sort photos by create photo album.

Video Vault: Select private videos and keep it safe in secret video vault. Group videos by creating an album.

Capture photos & keep it secret: Use built-in camera in the app to capture photos while keep it secure. Do not need to move manually anymore.
You will need to allow the app to access the camera to use this feature.

Calculator: Offer basic calculator functions in a simple, and easy to use.


Frequently Asked Questions:
1. If I forgot password, what can I do?
Don't panic, simply enter number 123123 into Calculator and press “=” button, then retrieve your password by entering answer of your security question.

2. Where do my files store?
Photos and videos store on your phone only, therefore it will be safe all the time.

3. How to change password
Go to App settings and select Reset password. Then follow the instructions to set a new password.


Download Calculator Private: Photo Video Vault now to open up the private space on your phone!

New features

New Feature: Now you can lock any app with more private.
Improve and optimize application more stability

App Permissions

Allows applications to open network sockets.
Allows an application to read from external storage.
Allows an application to write to external storage.
Allows applications to access information about networks.
Required to be able to access the camera device.
Allows an application to request deleting packages.
Allows an application to install packages.
Allows an application to collect component usage statistics
Declaring the permission implies intention to use the API and the user of the device can grant permission through the Settings application.
This constant was deprecated in API level 21. No longer enforced.
Allows an application to find out the space used by any package.
Allows an application to receive the ACTION_BOOT_COMPLETED that is broadcast after the system finishes booting.
Allows a companion app to run in the background.
Allows an app to create windows using the type TYPE_APPLICATION_OVERLAY, shown on top of all other apps.
Allows access to the vibrator.
Permission an application must hold in order to use ACTION_REQUEST_IGNORE_BATTERY_OPTIMIZATIONS.
Allows applications to access information about Wi-Fi networks.
Allows using PowerManager WakeLocks to keep processor from sleeping or screen from dimming.